// Place Content
// 用于同时控制内容如何在水平和垂直方向上对齐的功能类
.place-content-center
  place-content center

.place-content-start
  place-content start

.place-content-end
  place-content end

.place-content-between
  place-content space-between

.place-content-around
  place-content space-around

.place-content-evenly
  place-content space-evenly

.place-content-stretch
  place-content stretch
